EIWEI 30L Ultrasonic Cleaner of Ultrasonic Power Adjustable Series (CD-C30)
EIWEI 30L Ultrasonic Cleaner of Ultrasonic Power Adjustable Series (CD-C30)
EIWEI 30L Ultrasonic Cleaner of Ultrasonic Power Adjustable Series (CD-C30)
EIWEI 30L Ultrasonic Cleaner of Ultrasonic Power Adjustable Series (CD-C30)
EIWEI 30L Ultrasonic Cleaner of Ultrasonic Power Adjustable Series (CD-C30)
EIWEI 30L Ultrasonic Cleaner of Ultrasonic Power Adjustable Series (CD-C30)

EIWEI 30L Ultrasonic Cleaner of Ultrasonic Power Adjustable Series (CD-C30)

Regular price$489.99
Shipping calculated at checkout.
  • In stock, ready to ship
  • Backordered, shipping soon


  • Ultrasonic power from 0 to 100% adjustable
  • Intuitive knob controls for easily adjust power, time and temperature settings with convenience.
  • New design plastic handle for easily handling the machine
  • Timer settings up to 20 minutes or continuous
  • Temperature settings up to 80 °C
  • 7.5 gal. tank volume
  • Drain with valve for easy emptying of the tank
  • Package weight: 48 lbs

For those who demand more control over their cleaning processess, EIWEI CD-C30 Ultrasonic Cleaner offers the ultimate in customization and efficiency. Ideal for advanced ultrasonic cleaner users, this model allows you to fine-tune the ultrasonic power, time and temperature to achieve optimal results for a wide range of applications.

We would like to kindly remind you that the shipping does NOT deliver to P.O.Boxes. Please make sure it's your physical address.

Shipping time: It takes 1-2 business days to process your order, and another 2-5 business days (Depending on the option you choose) for the order to arrive at your door. Your delivery confirmation email will contain your tracking number and order details. Should you have any questions, our team is also on hand 7 days a week and can be reached at support@eiweisonic.com.

We'll ship almost anything on our site to anywhere in the domestic United States.

The total time is the sum of the processing time and the shipping time. Processing time = the time between when you place an order and when we ship it; Shipping time = the time between when your order has been shipped and deliver to you.

Shipping Area Option Weight Tier Cost Process Time Shipping Time
United States Standard Free continental US shipping over $100 1~2 business days 3~5 business days
Standard Up to 30 lbs $16.32+$0.68/lb
above 2 lbs
1~2 business days 3~5 business days
Standard Above 30 lbs $35.36+0.68/lb
above 30 lbs
1~2 business days 3~5 business days
Expedited Up to 30 lbs $17.84+$0.68/lb
above 2 lbs
1~2 business days 2~3 business days
Expedited Above 30 lbs $36.88+0.68/lb
above 30 lbs
1~2 business days 2~3 business days

NOTE: Tax fee: No tax fee whole store

Business days: Monday~Friday ( excluded holidays and weekends ), (GMT-5)The Eastern Time Zone of USA. 

If you live in other country, please contact us at support@eiweisonic.com

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Why Use Ultrasonic for Cleaning

Non-Destructive Cleaning

CD-C series ultrasonic cleaner gentle enough for delicate items yet powerful enough for the toughest jobs, our ultrasonic cleaner ensures that your valuables are cleaned thoroughly without any damage.

Chemical-Less Cleaning

Uses only water and a small amount of cleaning solution, reducing the need for harsh chemicals and protecting the enviroment.

Time and Effort Saving

Achieve professional cleaning in minutes, cutting down on time and labor compared to traditional methods.

Why Choose EIWEI CD-C30 Ultrasonic Cleaner

Ultrasonic Power Control

EIWEI CD-C30 ultrasonic cleaner allows you to fine-tune the cleaning power. Adjust the cleaning power to suit the specific needs of different items, from delicate jewelry to robust automotive parts.

Advanced Cleaning Action

40kHz High-frequency ultrasonic waves create millions of tiny bubbles that penetrate deep into every nook and cranny, lifting away dirt and contaminants effortlessly.

Enlarged Plastic Handle

Upgraded and enlarged to plastic handles for easier handling and improved user comfort.

Continuous Timer

Turn the knob to the left to keep the ultrasonic running continuous, or turn it to the right to set the ultrasonic working time for up to 20 minutes

Fast Heater

Effectively removes oil, wax, and other stubborn dirt by heating the cleaning solution, making it easier to break down and eliminate tough residues.

Robust Construction

Made from high-quality SUS304 stainless steel, the tank is resistant to corrosion and built to last.

7.5 Gallon Volume

The large tank can hold multiple items at once, making it ideal for both personal and professional use.

Intuitive Knob Controls

Easily adjust ultrasonic power, time, and temperature settings with convenience.

What Can You Clean with EIWEI CD-C30 Ultrasonic Cleaner


Restore the sparkle to you rings, necklaces, earrings, and bracelets.


Clean your glasses and lenses, removing smudges and grime.


Safely clean watch bands, cases, and other components.

Dentures and Dental Tools

Ensure thorough hygiene and cleanliness for dentures, dental instruments, and retainers.


Clean small electronic components, circuit boards, and tools.

Automotive Parts

Clean carburetors, injectors, and other small engine parts effectively.

Before & After Ultrasonic Cleaning


The duration of the cleaning cycle can vary depending on the object being cleaned and the degree fo contamination. Most household ultrasonic cleaners run cleaning cycles ranging from a few minutes to about twenty minutes. Industrial ultrasonic cleaners may have longer cycle times.

  • Porous Stones: Such as pearls, opals, and emeralds, which can be damaged by ultrasonic vibrations.
  • Certain Electronics: Items with loose or delicate components, such as hearing aids or non-waterproof watches.
  • Delicate Materials: Items made of materials that can be easily scratched or damaged, such as certain plastics or wood.
  • Items with Loose Inlays: Such as jewelry with glued-in gemstones, which can become dislodged.
  • Vintage or Antique Items: Delicate items that may be weakened by age and susceptible to damage.

Customer Reviews

Based on 1 review
cord attachment port

The cord plug is on the back side, so you need a certain depth to place it (I use it horizontally).
I think it would be more convenient to have it on the side, but... I didn't check enough.I think the performance is good.I think the performance is good, but I'm not sure how long it will last without breaking. How long can I use it without it breaking?

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